Home / 11,040-15,856

Finding the Third Proportional to 11,040 and 15,856

Calculator

Solution

The third proportional to 11,040 and 15,856 is: 22,772.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040 : 15,856 = 15,856 : x
  2. Step 2: Convert to fraction form
    11,040/15,856 = 15,856/x
  3. Step 3: Cross multiply
    11,040x = 15,856 × 15,856
  4. Step 4: Simplify right side
    11,040x = 251,412,736
  5. Step 5: Solve for x
    x = 251,412,736/11,040
  6. Step 6: Final answer
    x = 22,772.89

Related Problems

Find third proportional to 5,520 and 7,928
Half scale
Find third proportional to 22,080 and 31,712
Double scale
Find third proportional to 11,042 and 15,859
Similar ratio
Find third proportional to 16,560 and 23,784
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.